<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
	<form action="login" method = "get">
	
		用户名：<input type = "text" name = "User"/><br>
		
		密码：<input type = "password" name = "password" /><br>
	
		<input type = "submit" />
	
	</form>
	
<%

	String error = (String)request.getAttribute("error");
	
	if(error!=null){
		out.write(error);
		
	}

%>
</body>
</html>